The strategy of variable blank holding force is an effective measure for the springback control in sheet metal forming processes. 变压边力策略是在冲压件成型中控制回弹的一种有效措施。
Elastic rubber method and rigid blank holders were used to apply blank holder force with different methods. 对压边力的控制采用了弹性橡胶控制法和刚性直接控制法。